/* ===========================================================
   HAEJO Industrial Co., Ltd. — site stylesheet (static draft)
   =========================================================== */

:root{
  --navy-900:#062b57;
  --navy-800:#0c3d7a;
  --navy-700:#0c4da1;
  --navy-600:#1360c4;
  --blue-accent:#3b82f6;
  --red-accent:#d81f1f;
  --ink:#1c2733;
  --ink-soft:#4b5a6a;
  --line:#e2e8f0;
  --bg-soft:#f4f7fb;
  --bg-card:#ffffff;
  --radius:10px;
  --shadow:0 6px 24px rgba(6,43,87,.08);
  --shadow-lg:0 14px 40px rgba(6,43,87,.16);
  --maxw:1180px;
  font-size:16px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  width:100%;
  font-family:"Pretendard","Noto Sans KR","Malgun Gothic",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--ink);
  background:#fff;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.3;font-weight:700;}
p{margin:0 0 1em;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- Top utility bar ---------- */
.topbar{
  background:var(--navy-900);
  color:#cfe0f7;
  font-size:.82rem;
}
.topbar .container{
  display:flex;justify-content:flex-end;gap:24px;
  padding-top:7px;padding-bottom:7px;
}
.topbar a{color:#cfe0f7;opacity:.9;}
.topbar a:hover{opacity:1;text-decoration:underline;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:#fff;
  box-shadow:0 2px 10px rgba(6,43,87,.08);
}
.site-header .container{
  display:flex;align-items:center;justify-content:space-between;
  height:82px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--navy-800);}
.brand img{height:46px;width:auto;}
.brand .brand-name{font-size:1.15rem;letter-spacing:.03em;}
.brand .brand-name small{display:block;font-size:.62rem;font-weight:500;color:var(--ink-soft);letter-spacing:.08em;}

.main-nav{display:flex;height:100%;}
.main-nav > ul{display:flex;height:100%;}
.main-nav > ul > li{position:relative;display:flex;align-items:center;}
.main-nav > ul > li > a{
  display:flex;align-items:center;height:100%;padding:0 20px;
  font-weight:600;font-size:.95rem;color:var(--ink);
  border-bottom:3px solid transparent;
  transition:.15s;
}
.main-nav > ul > li:hover > a,
.main-nav > ul > li > a.active{
  color:var(--navy-700);
  border-bottom-color:var(--navy-700);
}
.main-nav .sub-menu{
  position:absolute;top:100%;left:50%;transform:translateX(-50%);
  min-width:250px;background:#fff;
  border-top:3px solid var(--navy-700);
  box-shadow:var(--shadow-lg);
  border-radius:0 0 8px 8px;
  padding:10px 0;
  opacity:0;visibility:hidden;translate:0 6px;
  transition:.18s ease;
}
.main-nav > ul > li:hover .sub-menu{opacity:1;visibility:visible;translate:0 0;}
.main-nav .sub-menu li a{
  display:block;padding:10px 22px;font-size:.88rem;color:var(--ink-soft);white-space:nowrap;
}
.main-nav .sub-menu li a:hover{background:var(--bg-soft);color:var(--navy-700);}

.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--navy-800);margin:6px 0;transition:.2s;}

/* ---------- Hero / page banner ---------- */
.hero{
  position:relative;color:#fff;
  background:linear-gradient(120deg,var(--navy-900) 0%,var(--navy-700) 100%);
  padding:96px 0;
  overflow:hidden;
}
.hero.has-image{background-size:cover;background-position:center;}
.hero.has-image::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(6,26,54,.88) 10%,rgba(9,55,110,.7) 100%);
}
.hero .container{position:relative;z-index:1;}
.hero-eyebrow{
  display:inline-block;text-transform:uppercase;letter-spacing:.14em;
  font-size:.78rem;font-weight:700;color:#9fc4ff;margin-bottom:14px;
}
.hero h1{font-size:2.4rem;max-width:820px;}
.hero p.lead{font-size:1.05rem;max-width:640px;color:#dbe8fb;margin-top:14px;}

.page-banner{
  background:linear-gradient(120deg,var(--navy-800),var(--navy-700));
  color:#fff;padding:56px 0 34px;
}
.page-banner h1{font-size:1.9rem;margin-bottom:4px;}
.page-banner .crumb{font-size:.85rem;color:#bcd6fb;}

.section-tabs{background:var(--bg-soft);border-bottom:1px solid var(--line);}
.section-tabs .container{display:flex;flex-wrap:wrap;gap:6px;padding-top:14px;padding-bottom:14px;}
.section-tabs a{
  padding:9px 16px;border-radius:30px;font-size:.85rem;font-weight:600;
  color:var(--ink-soft);background:#fff;border:1px solid var(--line);
}
.section-tabs a:hover{border-color:var(--navy-700);color:var(--navy-700);}
.section-tabs a.active{background:var(--navy-700);border-color:var(--navy-700);color:#fff;}

/* ---------- Sections / generic blocks ---------- */
.section{padding:64px 0;}
.section.alt{background:var(--bg-soft);}
.section-head{max-width:720px;margin-bottom:36px;}
.section-head .eyebrow{color:var(--navy-700);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;}
.section-head h2{font-size:1.7rem;margin-top:8px;}
.section-head p{color:var(--ink-soft);}

.prose{max-width:720px;}
.prose::after{content:"";display:table;clear:both;}
.prose p{color:var(--ink-soft);}
.prose h3{color:var(--navy-800);margin-top:1.6em;}
.message-portrait{
  float:right;width:220px;margin:0 0 20px 28px;
  border-radius:var(--radius);box-shadow:var(--shadow-lg);
}
.prose blockquote{
  margin:0 0 1.4em;padding:18px 22px;border-left:4px solid var(--navy-700);
  background:var(--bg-soft);font-style:italic;color:var(--navy-900);border-radius:0 8px 8px 0;
}
.prose ul{margin:0 0 1.2em;}
.prose ul li{position:relative;padding-left:22px;color:var(--ink-soft);margin-bottom:.5em;}
.prose ul li::before{content:"▶";position:absolute;left:0;color:var(--navy-700);font-size:.75em;top:.3em;}
.signature{margin-top:2.2em;color:var(--ink);}
.signature strong{display:block;color:var(--navy-800);font-size:1.05rem;}

/* ---------- Grids / cards ---------- */
.grid{display:grid;gap:24px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

.card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.2s;
}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);}
.card .card-img{aspect-ratio:4/3;background:#eef2f8;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.card .card-img img{width:100%;height:100%;object-fit:contain;padding:14px;}
.card .card-body{padding:18px 20px 22px;}
.card h3{font-size:1.02rem;color:var(--navy-800);}

.product-home-card{text-align:center;}
.product-home-card img{margin:0 auto;}
.product-home-card .label{font-weight:700;color:var(--navy-800);margin-top:10px;font-size:.98rem;}

/* product detail rows */
.product-layout{display:grid;grid-template-columns:260px 1fr;gap:40px;align-items:start;}
.product-sticky{position:sticky;top:100px;display:flex;flex-direction:column;gap:16px;}
.product-list{min-width:0;}

.product-row{
  display:grid;grid-template-columns:150px 1fr 230px;gap:26px;
  padding:30px 0;border-bottom:1px solid var(--line);align-items:center;
}
.product-row:last-child{border-bottom:none;}
.product-row.no-thumb{grid-template-columns:1fr 230px;}
.product-row .thumb{background:var(--bg-soft);border-radius:8px;padding:10px;}
.product-row .thumb img{aspect-ratio:1/1;object-fit:contain;}
.product-row .thumb-cap{text-align:center;font-size:.78rem;color:var(--ink-soft);margin-top:6px;}
.product-row .main{min-width:0;}
.product-row .main img{max-height:180px;width:auto;margin:10px 0 14px;object-fit:contain;}
.product-row .main h3{color:var(--navy-800);font-size:1.15rem;}
.product-row .badge{
  display:inline-block;color:var(--red-accent);font-weight:700;font-size:.82rem;
  border:1px solid var(--red-accent);border-radius:20px;padding:4px 12px;margin-bottom:10px;
}
.product-row .desc{color:var(--ink-soft);}
.specs{background:var(--bg-soft);border-radius:8px;padding:16px 18px;font-size:.85rem;}
.specs dt{font-weight:700;color:var(--navy-700);margin-top:10px;}
.specs dt:first-child{margin-top:0;}
.specs dd{margin:2px 0 0;color:var(--ink-soft);}

/* customer logos */
.customer-card{
  display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:26px 18px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;
}
.customer-card img{max-height:56px;width:auto;object-fit:contain;}
.customer-card span{font-size:.82rem;color:var(--ink-soft);text-align:center;}

/* certificates / patents */
.cert-card img{width:100%;border:1px solid var(--line);border-radius:8px;}
.cert-card p{font-size:.82rem;color:var(--ink-soft);text-align:center;margin-top:8px;margin-bottom:0;}

/* timeline */
.timeline{border-left:2px solid var(--line);margin-left:6px;}
.timeline .year-block{position:relative;padding:0 0 30px 30px;}
.timeline .year-block::before{
  content:"";position:absolute;left:-7px;top:4px;width:12px;height:12px;border-radius:50%;
  background:var(--navy-700);border:3px solid #fff;box-shadow:0 0 0 2px var(--navy-700);
}
.timeline .year{font-size:1.3rem;font-weight:800;color:var(--navy-800);margin-bottom:6px;}
.timeline .event{color:var(--ink-soft);font-size:.92rem;margin-bottom:3px;}
.timeline .event b{color:var(--ink);font-weight:600;}

/* stats strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stats .stat{text-align:center;padding:26px 10px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);}
.stats .stat b{display:block;font-size:1.9rem;color:var(--navy-700);}
.stats .stat span{color:var(--ink-soft);font-size:.85rem;}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:stretch;}
.contact-info-card{background:var(--bg-soft);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;justify-content:center;}
.contact-info-card .row{display:flex;gap:14px;padding:12px 0;border-bottom:1px dashed var(--line);}
.contact-info-card .row:last-child{border-bottom:none;}
.contact-info-card .row .k{width:64px;flex-shrink:0;font-weight:700;color:var(--navy-700);}
.contact-photo{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);min-height:280px;}
.contact-photo img{width:100%;height:100%;object-fit:cover;display:block;}
.map-frame{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);min-height:420px;height:100%;}
.map-frame img{width:100%;}
.map-frame iframe{width:100%;height:100%;display:block;}

.cta-banner{
  background:linear-gradient(120deg,var(--navy-900),var(--navy-700));
  color:#fff;border-radius:16px;padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-banner h3{margin:0;font-size:1.3rem;}
.cta-banner p{margin:6px 0 0;color:#cfe0f7;}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--navy-700);color:#fff;font-weight:700;
  padding:12px 24px;border-radius:30px;font-size:.9rem;
  border:2px solid var(--navy-700);transition:.15s;
}
.btn:hover{background:var(--navy-800);border-color:var(--navy-800);}
.btn.ghost{background:transparent;border-color:#fff;color:#fff;}
.btn.ghost:hover{background:#fff;color:var(--navy-800);}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900);color:#a9c1e0;padding:50px 0 22px;font-size:.88rem;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.12);}
.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:14px;}
.site-footer .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.site-footer .footer-brand img{height:34px;filter:brightness(0) invert(1);opacity:.9;}
.site-footer .footer-brand b{color:#fff;font-size:1.05rem;}
.site-footer ul li{margin-bottom:9px;}
.site-footer ul li a:hover{color:#fff;text-decoration:underline;}
.site-footer address{font-style:normal;line-height:1.9;}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:18px;color:#7f9bc2;font-size:.8rem;}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .contact-grid{grid-template-columns:1fr;}
}

@media (max-width:860px){
  .product-layout{grid-template-columns:1fr;}
  .product-sticky{position:static;flex-direction:row;flex-wrap:wrap;top:auto;margin-bottom:24px;}
  .product-sticky .card{flex:1 1 160px;}
  .topbar{display:none;}
  .nav-toggle{display:block;}
  .main-nav{
    position:fixed;top:82px;left:0;right:0;bottom:0;
    background:#fff;transform:translateX(100%);transition:.25s;
    overflow-y:auto;padding:10px 0 40px;
    box-shadow:-8px 0 24px rgba(0,0,0,.08);
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav > ul{flex-direction:column;height:auto;}
  .main-nav > ul > li{flex-direction:column;align-items:stretch;height:auto;}
  .main-nav > ul > li > a{height:auto;padding:16px 24px;border-bottom:1px solid var(--line);}
  .main-nav .sub-menu{
    position:static;transform:none;box-shadow:none;border-top:none;border-radius:0;
    opacity:1;visibility:visible;display:none;padding:0;background:var(--bg-soft);
  }
  .main-nav > ul > li.open .sub-menu{display:block;}
  .main-nav .sub-menu li a{padding:12px 40px;}
  .hero{padding:60px 0;}
  .hero h1{font-size:1.7rem;}
}

@media (max-width:640px){
  .message-portrait{float:none;width:160px;margin:0 auto 24px;display:block;}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr;}
  .product-row{grid-template-columns:1fr;text-align:left;}
  .product-row .thumb{max-width:140px;}

  /* Title on its own line, then photo + short description side by side,
     then the full spec details below — instead of squeezing everything
     into a cramped "content | 230px specs" grid on a narrow screen. */
  .product-row.no-thumb{
    display:grid;
    grid-template-columns:110px 1fr;
    grid-template-areas:
      "badge badge"
      "title title"
      "img desc"
      "specs specs";
    column-gap:16px;row-gap:8px;
  }
  .product-row.no-thumb .main{display:contents;}
  .product-row.no-thumb .badge{grid-area:badge;justify-self:start;}
  .product-row.no-thumb h3{grid-area:title;font-size:1.05rem;}
  .product-row.no-thumb .main img{grid-area:img;width:100%;height:auto;max-height:140px;margin:0;}
  .product-row.no-thumb .desc{grid-area:desc;margin:0;font-size:.88rem;}
  .product-row.no-thumb .specs{grid-area:specs;}

  .footer-grid{grid-template-columns:1fr;}
  .cta-banner{flex-direction:column;align-items:flex-start;}
  .stats{grid-template-columns:repeat(2,1fr);}
}